a word that describes or gives more information about a verb, adjective, adverb, or phrase

In the phrase "she smiled cheerfully", the word "cheerfully" is an adverb. 在短语 she smiled cheerfully 中，cheerfully 是副词。

In the phrase "the house was spotlessly clean", the word "spotlessly" is an adverb. 在短语 the house was spotlessly clean 中，spotlessly 是副词。